1811 - The frigate President,
commanded by John Rodgers, exchanges several shots with HMS Little Belt during
the night. Each captain claims the other fired first, increasing tensions
between the two countries prior to the War of 1812.

1820 - The frigate Congress becomes the first U.S. warship to visit China when
she visits Guanhzhou (now Canton).

1919 - Three Curtiss NC seaplanes leave from Trepassey Bay, Newfoundland,
Canada for the first trans-atlantic flight. Only NC 4 makes the flight
successfully reaching the Azores on May 17.

1943 - USS MacKenzie (DD 614) sinks the German submarine (U 182) west of
Madeira. Before being sunk, (U 182) sinks five Allied merchant vessels,
including the American steam merchant Richard D. Spaight on March 10, 1943.

1944 - USS Franks (DD 554), USS Haggard (DD 555) and USS Johnston (DD 557) sink
the Japanese submarine (I 176), 150 miles north of Cape Alexander, Solomon
Islands, forcing Japanese to shift the position of their subs in the
New-Guinea-Carolines area.

1965 - The first US naval gunfire support in Vietnam is performed by USS Henry
W. Tucker (DD-875) as she fires upon the Viet Cong coastal concentrations
southeast of Saigon.